Home / 2,839,348.70-3,918,280.73-1,550,189.08

Finding the Fourth Proportional to 2,839,348.70, 3,918,280.73 and 1,550,189.08

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Solution

The fourth proportional to 2,839,348.70, 3,918,280.73 and 1,550,189.08 is: 2,139,249.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,839,348.70 : 3,918,280.73 = 1,550,189.08 : x
  2. Step 2: Convert to fraction form
    2,839,348.70/3,918,280.73 = 1,550,189.08/x
  3. Step 3: Cross multiply
    2,839,348.70x = 3,918,280.73 × 1,550,189.08
  4. Step 4: Simplify right side
    2,839,348.70x = 6,074,076,000,020.43
  5. Step 5: Solve for x
    x = 6,074,076,000,020.43/2,839,348.70
  6. Step 6: Final answer
    x = 2,139,249.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.